Thread (109 messages) flat view 109 messages, 40 authors, 2021-10-23

Re: Old platforms: bring out your dead

From: Andy Shevchenko <hidden>
Date: 2021-01-13 12:22:49
Also in: linux-arm-kernel

On Wed, Jan 13, 2021 at 2:17 PM Andy Shevchenko
[off-list ref] wrote:
On Wed, Jan 13, 2021 at 2:02 PM Linus Walleij [off-list ref] wrote:
quoted
On Wed, Jan 13, 2021 at 11:27 AM Andy Shevchenko
[off-list ref] wrote:
quoted
On Mon, Jan 11, 2021 at 11:55 AM David Laight [off-list ref] wrote:
quoted
quoted
basically 486 but have a few extra instructions - probably just cpuid
and (IIRC) rdtsc.
Designed for low power embedded use they won't ever have been suitable
for a desktop - but are probably fast enough for some uses.
I'm not sure how much keeping 486 support actually costs, 386 was a
PITA - but the 486 fixed most of those issues.
Right, we have "last of mohicans" (to date) Intel Quark family of CPUs
(486 core + few i586 features).
This is for the embedded world and probably not for powerful use.
What is the status of PC/104?
Personally I have no idea, but...
quoted
https://en.wikipedia.org/wiki/PC/104
...from this we learn about PC/104 consortium on site of which we may
learn about new products:
https://pc104.org/products/vcs-1-pc-104-system-for-precision-robotics-applications/
It's ARM based for which Wiki says:

"Non-x86 PC/104 CPU boards based on ARM or PowerPC are also
commercially available. However, such boards are not capable of
running off-the-shelf PC software. In these cases, a Board Support
Package is usually provided by the manufacturer for the supported
operating system(s)."

WRT x86 I run the search
https://pc104.org/product-search-results/?kw=x86&post_tag=&product_type=&specifications=&pc-bus-technology=&user=Filter+by+Member+Company
seems like all of them are based on Vortex86DX.
One and a half years ago, not dead to me.
-- 
With Best Regards,
Andy Shevchenko
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